126 lines
2.6 KiB
TypeScript
126 lines
2.6 KiB
TypeScript
//// [controlFlowArrayErrors.ts]
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declare function cond(): boolean;
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function f1() {
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let x = []; // Implicit any[] error in some locations
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let y = x; // Implicit any[] error
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x.push(5);
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let z = x;
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}
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function f2() {
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let x; // Implicit any[] error in some locations
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x = [];
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let y = x; // Implicit any[] error
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x.push(5);
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let z = x;
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}
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function f3() {
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let x = []; // Implicit any[] error in some locations
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x.push(5);
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function g() {
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x; // Implicit any[] error
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}
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}
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function f4() {
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let x;
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x = [5, "hello"]; // Non-evolving array
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x.push(true); // Error
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}
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function f5() {
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let x = [5, "hello"]; // Non-evolving array
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x.push(true); // Error
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}
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function f6() {
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let x;
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if (cond()) {
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x = [];
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x.push(5);
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x.push("hello");
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}
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else {
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x = [true]; // Non-evolving array
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}
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x; // boolean[] | (string | number)[]
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x.push(99); // Error
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}
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function f7() {
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let x = []; // x has evolving array value
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x.push(5);
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let y = x; // y has non-evolving array value
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x.push("hello"); // Ok
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y.push("hello"); // Error
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}
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function f8() {
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const x = []; // Implicit any[] error in some locations
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x.push(5);
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function g() {
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x; // Implicit any[] error
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}
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}
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//// [controlFlowArrayErrors.js]
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function f1() {
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var x = []; // Implicit any[] error in some locations
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var y = x; // Implicit any[] error
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x.push(5);
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var z = x;
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}
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function f2() {
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var x; // Implicit any[] error in some locations
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x = [];
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var y = x; // Implicit any[] error
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x.push(5);
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var z = x;
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}
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function f3() {
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var x = []; // Implicit any[] error in some locations
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x.push(5);
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function g() {
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x; // Implicit any[] error
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}
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}
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function f4() {
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var x;
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x = [5, "hello"]; // Non-evolving array
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x.push(true); // Error
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}
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function f5() {
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var x = [5, "hello"]; // Non-evolving array
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x.push(true); // Error
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}
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function f6() {
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var x;
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if (cond()) {
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x = [];
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x.push(5);
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x.push("hello");
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}
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else {
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x = [true]; // Non-evolving array
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}
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x; // boolean[] | (string | number)[]
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x.push(99); // Error
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}
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function f7() {
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var x = []; // x has evolving array value
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x.push(5);
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var y = x; // y has non-evolving array value
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x.push("hello"); // Ok
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y.push("hello"); // Error
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}
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function f8() {
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var x = []; // Implicit any[] error in some locations
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x.push(5);
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function g() {
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x; // Implicit any[] error
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}
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}
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